chore(dep): bump the test-deps group across 1 directory with 2 updates (#685)

Bumps the test-deps group with 2 updates in the /fuzz directory: [serde](https://github.com/serde-rs/serde) and [serde_json](https://github.com/serde-rs/json).


Updates `serde` from 1.0.217 to 1.0.218
- [Release notes](https://github.com/serde-rs/serde/releases)
- [Commits](serde-rs/serde@v1.0.217...v1.0.218)

Updates `serde_json` from 1.0.138 to 1.0.140
- [Release notes](https://github.com/serde-rs/json/releases)
- [Commits](serde-rs/json@v1.0.138...v1.0.140)

---
updated-dependencies:
- dependency-name: serde
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: test-deps
- dependency-name: serde_json
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: test-deps
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

fuzz/Cargo.lock

@@ -10,8 +10,8 @@ cargo-fuzz = true
 [dependencies]
 arbitrary = { version = "1.4.*", features = ["derive"] }
 libfuzzer-sys = { version = "0.4.9" }
-serde = "1.0.217"
-serde_json = "1.0.138"
+serde = "1.0.218"
+serde_json = "1.0.140"
 
 [dependencies.rsonpath-lib]
 path = "../crates/rsonpath-lib"